Remembering the victims of the Marjory Stoneman Douglas High School shooting

"They were deprived of the information they required to make an informed decision as to whether or not to sell this weapon," the lawyer added. "They received no information as to any prior instances of outrageous or inappropriate behavior."

The Morrisons, who expressed concerns over community reactions to the gun sale, were not at their Florida home.

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"They extend their most sincere condolences to everyone affected by this cowardly act," said Rudman.

Edgar Sandoval reporting in Coral Springs, Fla.

FBI and ATF agents were spotted inside the 4-year-old business on Thursday. (AM/Splash News/AM/Splash News)